120424440105040 has 40 divisors (see below), whose sum is σ = 280454247100800. Its totient is φ = 48089359034496.

The previous prime is 120424440105031. The next prime is 120424440105163. The reversal of 120424440105040 is 40501044424021.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×120424440105040² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 120424440104993 and 120424440105011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1256467524 + ... + 1256563363.

It is an arithmetic number, because the mean of its divisors is an integer number (7011356177520).

Almost surely, 2^{120424440105040} is an apocalyptic number.

120424440105040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120424440105040 is an abundant number, since it is smaller than the sum of its proper divisors (160029806995760).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120424440105040 is a wasteful number, since it uses less digits than its factorization.

120424440105040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2513031499 (or 2513031493 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 31.

Adding to 120424440105040 its reverse (40501044424021), we get a palindrome (160925484529061).

The spelling of 120424440105040 in words is "one hundred twenty trillion, four hundred twenty-four billion, four hundred forty million, one hundred five thousand, forty".